NFL season: A glossary of terms and football jargon you'll need to fit in
Inside the NFL (TV Series 1977– ) - IMDb
How the NFL tried to make its fake crowd noise real - The Washington Post
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Joe Buck: Fox planning to pump in crowd noise, digitize fans for NFL broadcasts
NFL Week 1 on TV: Fake crowd noise is a big problem - Sports Illustrated
The Invisible Crowd: Inside the NFL's Fake Crowd Noise System – NBC Bay Area
Official Site of the National Football League
Inside look at how NFL fake crowd noise sounds like real thing
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How Does the NFL Create Fake Crowd Noise?